Sigma 10mm F2.8 EX DC HSM Fisheye Lens
For Pentax K Mount

Fixed focal-length. No zoom.Fixed focal-length. No zoom.Fisheye Lens. Shows straight lines as curves.Fisheye Lens. Shows straight lines as curves.No thread to mount front filters.No thread to mount front filters.Autofocus LensAutofocus LensDiscontinued: No longer produced by the manufacturer. May still be in stock or found used.Discontinued: No longer produced by the manufacturer. May still be in stock or found used.

Lens Description

The Sigma 10mm F2.8 EX DC HSM Fisheye is an ultra-wide prime designed for cameras with a APS-C (1.5X) sensor. This bright prime has a 10mm focal-length. It provides the same field of view as a 15mm lens on a Full-Frame camera.

This prime lens focuses down to 13.5cm from the imaging plane, capturing subject with a maximum 0.3X magnification. The lens supports autofocus and features a switch to disengage AF for focusing manually. A Super-Sonic motor inside the lens delivers very fast and relatively quiet AF.

The lens weighs 475g.

This version of the lens has a Pentax K mount. It directly attaches and is fully compatible with all Pentax K mount cameras with APS-C (1.5X) sensors. Sigma also makes this lens for Canon EF, Nikon F, Sony A and Sigma S mounts.

Sigma 10mm F2.8 EX DC HSM Fisheye
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Sigma 10mm F2.8 EX DC HSM Fisheye

Maximum Aperture

1.25.6
2.8
MAXIMUM APERTURE OF Pentax K MOUNT LENSES WITH AT LEAST APS-C (1.5X) COVERAGE

Viewing Angle Range

Sigma 10mm F/2.8

Maximum Aperture

Compared to other Pentax K APS-C (1.5X) lenses.
180°
Max F/2.8

Magnification

0.07X5X
0.3X
MAGNIFICATION OF Pentax K MOUNT LENSES WITH AT LEAST APS-C (1.5X) COVERAGE

Weight

52g3100g
475g
WEIGHT OF Pentax K MOUNT LENSES WITH AT LEAST APS-C (1.5X) COVERAGE

Sigma 10mm F2.8 EX DC HSM Fisheye Specifications

Brand Sigma Model 10mm F2.8 EX DC HSM Fisheye
Mount Max FLM 1.5X
Focal Length 10mm View Angle 180°
Max ApertureF/2.8Min ApertureF/22
Min Focus13.5cmMagnification0.3X
Filter Size Aperture Blades7
Size (D x L)76 x 83mm Weight475g
TiltN / A ShiftN / A
Stabilization ProtectionNone
Zoom Drive N / A Focus Drive AF with MF Switch
Zoom Mechanism N / A Focus Mechanism Internal
Hood Fixed Focus Motor Super Sonic
Perspective Rectangular FisheyeIntroduced
Features

Accepts gel filters.

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Sigma 10mm F/2.8 Facts

Sigma 10mm F2.8 EX DC HSM Fisheye
Fixed focal-length. No zoom.Fixed focal-length. No zoom.Fisheye Lens. Shows straight lines as curves.Fisheye Lens. Shows straight lines as curves.No thread to mount front filters.No thread to mount front filters.Autofocus LensAutofocus LensDiscontinued: No longer produced by the manufacturer. May still be in stock or found used.Discontinued: No longer produced by the manufacturer. May still be in stock or found used.
10mm Focal-Length F/2.8 Constant Aperture
No filter thread AF with MF Switch
Pentax K Mount APS-C (1.5X) Coverage
475g Lens Weight 76 x 83mm (D x L)
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